KROK 1 2021 – Question 119 · KROK (Medicine) · Pharmacology
What is used as an antidote for poisoning with salts of heavy metals?
- A. Oxygen
- B. Naloxone
- C. Sodium sulfate
- D. Iodine
- E. Unithiol (Dimercaptopropansulfonate sodium)
Hint
Heavy metals inactivate enzymes by binding their sulfhydryl groups; look for a drug that competes for the metal with its own binding groups and carries it out in the urine.
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